This universal headset cap is ideal for both mountain and road bicycles, providing a reliable upgrade to your cycling experience Experience a smoother ride with our sealed tube bearings that reduced friction and enhanced performance Crafted from high-quality aluminum alloy, this bike headset is not only but also exceptionally While versatile enough for different bike types, this and sturdy headset is particularly suited for road bikes It's designed to withstand the rigors of both road and off-road cycling, ensuring and consistent performance<br><br>For 4444S Bicycle Headset For code: Upper cup/Bearing outside diameter+ Lower cup/Bearing outside diameter + Fork tube ("44" for OD ø44, "S" for Straight Tube fork) Diameter: .44mm/1.73in Colour:Black Material:aluminum alloy<br><br>Package Contents: 1 x Bicycle Headset<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.